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DuraForm EX
DuraForm EX is based on nylon 11 and is available in natural or black. The key benefits are enhanced toughness and suitability for low to medium volume manufacturing runs. Various types of clip and living hinges can be produced.
Technical Data
Click here for supplier's data sheet.
| General Properties |
Value |
Test |
| Specific Density |
1.01 g/cm3 |
ASTM D792 |
| Moisture Absorption – 24 hours |
0.48% |
ASTM D570 |
| Moisture Saturation |
1.15% |
ASTM D570 |
| Mechanical Properties |
Value |
Test |
| Tensile Strength, Yield |
37 MPa (5366 psi) |
ASTM D638 |
| Tensile Strength, Ultimate |
48 MPa (6961 psi) |
ASTM D638 |
| Tensile Modulus |
1517MPa (220 ksi) |
ASTM D638 |
| Elongation at Yield |
5% |
ASTM D638 |
| Elongation at Break |
47% |
ASTM D638 |
| Flexural Strength, Yield |
42 MPa (6091 psi) |
ASTM D790 |
| Flexural Strength, Ultimate |
46 MPa (6672 psi) |
ASTM D790 |
| Flexural Modulus |
1310 MPa (190 ksi) |
ASTM D790 |
| Hardness, Shore D |
74 |
ASTM D2240 |
| Hardness, Rockwell L |
69 |
ASTM D785 |
| Hardness, Rockwell M |
34 |
ASTM D785 |
| Impact Strength (notched IZOD, 23°C) |
74 J/m (1.4 ft-lb/in) |
ASTM D256 |
| Impact Strength (unnotched IZOD, 23°C) |
1486 J/m (27.8 ft-lb/in) |
ASTM D256 |
| Garner Impact |
11.8 J (8.7 ft-lb) |
ASTM D5420 |
| Thermal Properties |
Value |
Test |
| Heat Deflection Temp |
188°C @ 0.45 MPa
48°C @ 1.82 MPa |
ASTM648 |
| Coefficient of Thermal Expansion (51-150°C) |
120.0 µm/m-°C (66.7 µin/in-°F) @ 0-50°C
342 µm/m-°C (190 µin/in-°F) @ 85-145°C |
ASTM E831 |
| Specific Heat Capacity |
1.75 J/g-°C (0.418 BTU/lb-°F) |
ASTM E1269 |
| Thermal Conductivity |
0.51 W/m-K (3.5 BTU-in/hr-ft2-°F) |
ASTM E1225 |
| Flammability |
HB |
UL 94 |
| Electrical Properties |
Value |
Test |
| Volume Resistivity |
1.3 x1013 ohm-cm |
ASTM D257 |
| Surface Resistivity |
4.9 x1013 ohm |
ASTM D257 |
| Dissipation Factor, 1 KHz |
0.050 |
ASTM D150 |
| Dielectric Constant, 1 KHz |
4.5 |
ASTM D150 |
| Dielectric Strength |
18.5 kV/mm (470 kV/in) |
ASTM D149 |
| Data was generated by building parts under typical default parameters.
DuraForm EX was processed on a base level Sinterstation HiQ SLS system at 13 watts laser power,
5 metres/sec scan speed, and a powder layer thickness of 0.1mm. |
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